ERROR opening https://cactus.nci.nih.gov/chemical/structure/InChI=1S/C19H20ClN3O/c1-3-6-18(24)22(2)13-16-19(14-8-10-15(20)11-9-14)21-17-7-4-5-12-23(16)17/h4-5,7-12H,3,6,13H2,1-2H3/file?format=sdf&get3d=True -- InChI=1S/C19H20ClN3O/c1-3-6-18(24)22(2)13-16-19(14-8-10-15(20)11-9-14)21-17-7-4-5-12-23(16)17/h4-5,7-12H,3,6,13H2,1-2H3 could not be loaded.